CN210240756U - Dynamic regulating valve for balancing two networks - Google Patents
Dynamic regulating valve for balancing two networks Download PDFInfo
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- CN210240756U CN210240756U CN201921287386.3U CN201921287386U CN210240756U CN 210240756 U CN210240756 U CN 210240756U CN 201921287386 U CN201921287386 U CN 201921287386U CN 210240756 U CN210240756 U CN 210240756U
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Abstract
The utility model belongs to the technical field of heating equipment, a dynamic adjustment valve for two net balances is related to, is to the too complicated and not audio-visual current situation of valve adjustment process when two current net heats provides, and it includes: the valve body, the disk seat, case and valve rod, be spherical cavity in the middle of the valve body, both ends at spherical cavity communicate respectively has medium inflow passageway and medium outflow passageway, the disk seat is located spherical cavity inner wall and with valve body sealing connection, the case is installed in the spherical cavity of valve body and with the disk seat phase-match axially with rotating, the part and the case fixed connection that the valve rod is located the valve body, install temperature sensor on the valve body, temperature sensor's sense terminal passes the valve body and stretches into in the medium outflow passageway, install the stopper that is used for limiting valve rod rotation angle and be used for marking the spacing dial of stopper current position on the valve body. The utility model has the characteristics of it is small, the temperature acquisition accuracy is high, the angle modulation is directly perceived, and the regulation degree of difficulty is low.
Description
The technical field is as follows:
the utility model belongs to the technical field of heating equipment, concretely relates to a dynamic adjustment valve for two net balances.
Background art:
in current heating system, no matter adopt direct supply pipe network or supply the pipe network mode between, the biggest problem that influences the heat supply quality is that the heating power is unbalanced, mainly reflects in: the indoor temperature of the user close to the heat source exceeds the standard, and the indoor temperature of the user far away from the heat source is lower. The main reason for this problem is that in the existing heating link, there is no temperature control regulating valve specially used for controlling the flow rate, but most of them use ordinary valves, which results in unbalanced resource distribution. In order to solve the problem of unbalanced heat, the heat engine companies need to repeatedly adjust the heat one by one during operation, and the key point for solving the problems is to regulate the opening amplitude of the valve.
The utility model has the following contents:
the utility model discloses an overcome above-mentioned defect, provide a dynamic adjustment valve for two net are balanced, this governing valve is as required adjusting valve's the range of opening, and the size is little to integrated temperature acquisition device, the installation and the regulation of being convenient for can effectively reduce the regulation degree of difficulty, improve work efficiency.
The utility model discloses a technical scheme lie in: a dynamic regulating valve for two-wire balancing, comprising: the valve comprises a valve body, a valve seat, a valve core and a valve rod, wherein a spherical cavity is arranged in the middle of the valve body, a medium inflow channel and a medium outflow channel are respectively communicated with two ends of the spherical cavity, the valve seat is positioned on the inner wall of the spherical cavity and is in sealing connection with the valve body, the valve core is axially movably installed in the spherical cavity of the valve body and is matched with the valve seat, the part of the valve rod positioned in the valve body is fixedly connected with the valve core, a temperature sensor is installed on the valve body, the detection end of the temperature sensor penetrates through the valve body and extends into the medium outflow channel, a limiter used for limiting the rotation angle of the valve rod and a limiting indicating disc used for marking the current position of the limiter are installed on the valve body, and.
Preferably, the stopper includes stop collar and spacer pin, the stop collar cover is established on the outer wall of valve rod, and rotates with the valve rod is synchronous, the stop collar includes position sleeve, the spacing strip of arc and pointer, the spacing strip of arc is two, and even interval is fixed in the periphery of position sleeve, and the radian of two spacing strips of arc is 90, the pointer is fixed on the position sleeve, and is located the intermediate position of two spacing strips of arc, the directional spacing dial direction of pointer, the protruding fixing on the valve body of spacer pin, and the turned angle who limits the spacing strip of arc.
Preferably, the limit indicating dial is arc-shaped, 0%, 20%, 40%, 60%, 80% and 100% are engraved on the limit indicating dial at intervals, and ten small scale marks are uniformly engraved between every two adjacent scale values.
Preferably, the valve core is a V-shaped ball core.
The utility model has the advantages that:
1. according to the medium temperature that temperature sensor gathered, through the cooperation of stopper and spacing dial, be convenient for the scene to carry out mechanical adjustment to the valve, also be convenient for the scene simultaneously and judge the aperture range of valve.
2. The V-shaped ball core can be closed tightly only by rotating 90 degrees and a small rotating moment, and is suitable for being used in a two-network environment with poor water quality.
3. The utility model has the characteristics of it is small, the temperature acquisition accuracy is high, the angle modulation is directly perceived, and the regulation degree of difficulty is low.
Description of the drawings:
fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is a view taken along line A of FIG. 1;
FIG. 3 is a schematic structural view of the stopper;
wherein: the device comprises a valve body 1, a valve seat 2, a valve core 3, a valve rod 4, a coupler 5, a temperature sensor 6, a limiter 7, a 701 limit sleeve, a 7011 locating sleeve, a 7012 arc limit strip, a 7013 pointer, a 702 limit pin and an 8 limit indicating disc.
The specific implementation mode is as follows:
as shown in fig. 1 and 2, the utility model relates to a dynamic control valve for two net balances, include: the valve comprises a valve body 1, a valve seat 2, a valve core 3 and a valve rod 4, wherein standard flanges are arranged on two sides of the valve body 1, a hollow spherical cavity is arranged in the middle of the valve body 1, a medium inflow channel and a medium outflow channel are respectively communicated with two sides of the spherical cavity, the medium inflow channel and the medium outflow channel respectively penetrate through one standard flange, and the standard flange is used for being connected with a heat supply pipeline. The valve seat 2 is positioned on the inner wall of the spherical cavity and is in sealing connection with the valve body 1, the valve core 3 is axially and rotatably installed in the spherical cavity of the valve body 1 and is matched with the valve seat 2, the valve core 3 is a V-shaped ball core, the flow characteristic of the V-shaped ball core is calculated according to equal percentage, the adjustable ratio is greater than 100:1, a shearing effect is achieved between a V-shaped notch of the valve core 3 and the valve seat 2, and the valve core is particularly suitable for long-term use in a secondary network environment with poor water quality. The part of the valve rod 4 positioned in the valve body 1 is fixedly connected with the valve core 3, and the valve rod 4 is used for driving the valve core 3 to do angular rotation action vertical to the valve rod 4, generally reciprocating rotation motion within a 90-degree range; the part of the valve rod 4 outside the valve body 1 is connected with the coupling 5 through a sealing element, and the sealing element is used for ensuring the pressure-bearing capacity of the valve body 1. The valve seat, the valve rod and the valve core are made of stainless steel materials, so that the corrosion resistance of each part can be improved, and the service life of the whole regulating valve can be prolonged.
The temperature sensor 6 is mounted on the valve body 1, the detection end of the temperature sensor 6 penetrates through the valve body 1 and extends into the medium outflow channel to be used for collecting the temperature of a medium in the medium outflow channel, the temperature sensor 6 can be DS18B20 produced by DALLAS semiconductor company in America, DS18B20 is a commonly used digital temperature sensor, and the digital temperature sensor outputs digital signals.
The valve body 1 is provided with a limiter 7 for limiting the rotation angle of the valve rod 4 and a limiting indicating disc 8 for indicating the current position of the limiter 7, the limiter 7 limits the rotation angle of the valve rod 4 to be 0-90 degrees, so that the valve core 3 is prevented from being separated from the valve seat 2 on one hand, and the opening angle of the flow can be controlled according to requirements on the other hand.
As shown in fig. 3, the stopper 7 is made of metal, and includes a stopper sleeve 701 and a stopper pin 702, wherein the stopper sleeve 701 is sleeved on the outer wall of the valve rod 4 and rotates synchronously with the valve rod 4. Stop collar 701 includes position sleeve 7011, the spacing strip of arc 7012 and pointer 7013, the spacing strip of arc 7012 is two, and even interval is fixed in the periphery of position sleeve 7011, and the radian of two spacing strips of arc 7012 is 90, pointer 7013 is fixed on the position sleeve 701, and is located the intermediate position of two spacing strips of arc 7012, the directional spacing instruction dish 8 directions of pointer 7013, spacer pin 702 is protruding to be fixed on valve body 1, and limits the turned angle of the spacing strip of arc 7012. The limiting indicating dial 8 is arc-shaped, 0%, 20%, 40%, 60%, 80% and 100% are evenly carved on the limiting indicating dial 8 at intervals, ten small scale marks are evenly carved between every two adjacent scale values in order to improve the opening accuracy of the valve core 3, and the radian formed between 0% and 100% of the scale marks is 90 degrees. When the pointer 7013 points to 0% of the limit indicating dial 8, the valve core 3 completely disconnects the medium inflow channel and the medium outflow channel; when the pointer 7013 points to 20% of the position-limiting indicating dial 8, the valve core 3 communicates the medium inflow channel with the medium outflow channel, and the opening amplitude of the valve core 3 is only 20% of the full opening, and so on, when the pointer 7013 points to 100% of the position-limiting indicating dial 8, the valve core 3 communicates the medium inflow channel with the medium outflow channel, and the opening amplitude of the valve core 3 is the full opening.
The working process is as follows:
when the heat exchange station is used on site, flanges on two sides of the valve body 1 are connected with a pipeline, the limiting stopper 7 is rotationally adjusted according to the medium temperature detected by the temperature sensor 6, and the pointer 7013 of the limiting stopper 7 points to a scale value corresponding to the opening amplitude on the limiting indicating disc 8 as required, so that the adjusting function is completed.
The above description is only the preferred embodiments of the present invention, and these embodiments are all based on the present invention, and the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. A dynamic regulating valve for two-wire balancing, comprising: valve body (1), disk seat (2), case (3) and valve rod (4), be spherical cavity in the middle of valve body (1), both ends at spherical cavity communicate respectively has medium inflow passageway and medium outflow passageway, disk seat (2) are located spherical cavity inner wall and with valve body (1) sealing connection, install in the spherical cavity of valve body (1) and with disk seat (2) phase-match with case (3) axial rotation, valve rod (4) are located part and case (3) fixed connection, its characterized in that of valve body (1): the temperature sensor (6) is installed on the valve body (1), the detection end of the temperature sensor (6) penetrates through the valve body (1) and extends into the medium outflow channel, a limiting stopper (7) used for limiting the rotating angle of the valve rod (4) and a limiting indicating disc (8) used for marking the current position of the limiting stopper (7) are installed on the valve body (1), and the limiting stopper (7) limits the rotating angle of the valve rod (4) to be between 0 and 90 degrees.
2. A dynamic regulation valve for two-wire balance as claimed in claim 1, wherein: stopper (7) include stop collar (701) and spacer pin (702), stop collar (701) cover is established on the outer wall of valve rod (4), and rotates in step with valve rod (4), stop collar (701) are including position sleeve (7011), spacing (7012) of arc and pointer (7013), spacing (7012) of arc is two, and the periphery at position sleeve (7011) is fixed at even interval, and the radian of two spacing (7012) of arc is 90, pointer (7013) are fixed on position sleeve (7011), and are located the intermediate position of two spacing (7012) of arc, pointer (7013) directional spacing instruction dish (8) direction, spacer pin (702) arch is fixed on valve body (1), and limits the turned angle of spacing (7012) of arc.
3. A dynamic regulation valve for two-wire balance as claimed in claim 2, wherein: the limiting indicating disc (8) is arc-shaped, 0%, 20%, 40%, 60%, 80% and 100% are carved on the limiting indicating disc (8) at intervals, and ten small scale marks are evenly carved between every two adjacent scale values.
4. A dynamic regulation valve for two-wire balance as claimed in any one of claims 1 to 3, characterized in that: the valve core (3) is a V-shaped ball core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921287386.3U CN210240756U (en) | 2019-08-09 | 2019-08-09 | Dynamic regulating valve for balancing two networks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921287386.3U CN210240756U (en) | 2019-08-09 | 2019-08-09 | Dynamic regulating valve for balancing two networks |
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| Publication Number | Publication Date |
|---|---|
| CN210240756U true CN210240756U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921287386.3U Active CN210240756U (en) | 2019-08-09 | 2019-08-09 | Dynamic regulating valve for balancing two networks |
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| CN (1) | CN210240756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998121A (en) * | 2020-07-28 | 2020-11-27 | 中广核核电运营有限公司 | Overhauling and positioning device for spray valve and overhauling and positioning method thereof |
-
2019
- 2019-08-09 CN CN201921287386.3U patent/CN210240756U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998121A (en) * | 2020-07-28 | 2020-11-27 | 中广核核电运营有限公司 | Overhauling and positioning device for spray valve and overhauling and positioning method thereof |
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